<!-- 自动化实验-任务进程总览-实景监控 -->
<template>
  <!-- 顶部搜索区 -->
  <div class="main-app" v-loading="loading">
    <el-breadcrumb separator-class="el-icon-arrow-right" style="margin-top: 5px; margin-bottom: 15px;">
      <el-breadcrumb-item :to="{path:'/'}">{{$t('common.nav.home')}}</el-breadcrumb-item>
      <el-breadcrumb-item>{{$t('common.nav.automationExperiment')}}</el-breadcrumb-item>
      <el-breadcrumb-item>{{$t('common.nav.taskOverview')}}</el-breadcrumb-item>
      <el-breadcrumb-item>{{$t('common.nav.monitor')}}</el-breadcrumb-item>
    </el-breadcrumb>
    <!-- 标题内容 -->
    <el-row :gutter="5">
      <el-col :span="19">
        <el-card shadow="hover" class="box-card">
          <div class="titie-bar"><span>{{$t('common.title.deviceScreen')}}</span></div>
          <div class="device-status-panal">
            <!-- 空状态区域 -->
            <el-empty v-if="oWebControl === null" :image-size="180" description="正在初始化视频监控组件, 请稍等..." style="text-align: center;"></el-empty>
            <!-- 视频窗口展示 -->
            <div id="playBox" style="margin-top: 10px;" v-html="oWebControl === null ? playText : ''"></div>
          </div>
        </el-card>
      </el-col>
      <el-col :span="5">
        <el-card shadow="hover" class="box-card">
          <div class="titie-bar"><span>{{$t('common.title.operate')}}</span></div>
          <div style="height: 79.5vh;">
            <div style="padding-top: 10px;">
              <el-form ref="form" label-position="left">
                <el-form-item :label="$t('common.label.playMode')+':'" prop="playMode">
                  <el-switch style="margin-bottom: 3px;"
                    v-model="playModeSwitch"
                    @change="changePlayMode"
                    :inactive-text="$t('common.label.preview')"
                    :active-text="$t('common.label.playback')"
                  ></el-switch>
                </el-form-item>
              </el-form>
            </div>
            <div class="operate-btn">
              <el-button @click="cancel">{{$t('common.button.back')}}</el-button>
            </div>
          </div>
        </el-card>
      </el-col>
    </el-row>
  </div>
</template>

<script>
import { pageMixin } from "../../../../mixins/index";
import {
  AllDeviceStatusData
} from "../../../../api/device.js";
export default {
	name: 'videoPlayer',
	props: [
		'videoVisible',
		'monitorDeviceNo',
		'monitorDeviceName'
	],
  // 页面公共变量
	data() {
		return {
			oWebControl: null,                                // 视频组件实例
			pubKey: '',                                       // 公钥
			appkey: '28730366',                               // appkey
			secret: 'HSZkCJpSJ7gSUYrO6wVi',                   // secret
			ip: '192.168.1.64',                               // IP
			port: '80',                                       // 端口
			width: 1270,                                      // 窗口宽度
			playHeight: 730,                                  // 窗口高度
      height: 700,                                      // 弹框高度
			layout: '2x2',                                    // 默认布局模式
			left: '',                                         // 左边距
			top: '',                                          // 顶边距
			//buttonIDs: '0,16,256,257,515',                  // 工具栏功能按钮
      buttonIDs: '0,16,256,257,258,259,260,512,513,514,515,516,517,768,769',
			initCount: 0,                                     // 初始化数量
      playModeSwitch: false,                            // 播放模式  false预览 true 回放
			playMode: 0,                                      // 播放模式  0 预览 1回放
			playText: '正在初始化视频监控组件, 请稍等...',     // 初始化组件时提示内容
			cameraIndexCode: this.monitorDeviceNo || '',      // 监控点编号
		}
	},
  watch: {
  	monitorDeviceNo: {
  		handler(newV, oldV) {
  			this.cameraIndexCode = newV;
  			if (newV && this.playMode === 0) {
  				this.previewVideo();
  			} else if (newV && this.playMode === 1) {
  				this.backVideo();
  			}
  		}
  	}
  },
  beforeDestroy() {
    this.oWebControl.JS_HideWnd();
  },
  // 页面初始化事件
  mounted() {
  	// let hksystem = JSON.parse(sessionStorage.getItem('hksystem'));
  	// this.appkey = hksystem.appKey;
  	// this.secret = hksystem.appSecret;
  	// this.ip = hksystem.host.split(':')[0];
  	// this.port = hksystem.host.split(':')[1];

  	// // 设置top left
  	// let bodyW = document.body.clientWidth;
    // let bodyH = document.body.clientHeight;
  	// this.left = bodyW / 2 - this.width / 2;
  	// this.top = bodyH / 2 - this.height / 2;

  	this.initPlugin(() => {
  		this.previewVideo();
  	});

  	// 监听resize事件，使插件窗口尺寸跟随DIV窗口变化
  	$(window).resize(() => {
  		if (this.oWebControl != null) {
  			this.oWebControl.JS_Resize(this.width, this.playHeight);
  			this.setWndCover();
  		}
  	});

  	// 监听滚动条scroll事件，使插件窗口跟随浏览器滚动而移动
  	$(window).scroll(() => {
  		if (this.oWebControl != null) {
  			this.oWebControl.JS_Resize(this.width, this.playHeight);
  			this.setWndCover();
  		}
  	});

  	// 标签关闭
  	$(window).unload(() => {
  		if (this.oWebControl != null) {
  			this.oWebControl.JS_HideWnd();   // 先让窗口隐藏，规避可能的插件窗口滞后于浏览器消失问题
  			this.oWebControl.JS_Disconnect().then(
  				() => {  // 断开与插件服务连接成功
  				},
  				() => {  // 断开与插件服务连接失败
  				}
  			);
  		}
  	});
  },
  // 页面相关方法
	methods: {
    // 关闭事件
		handleClose() {
			if (this.oWebControl) {
				this.oWebControl.JS_RequestInterface({
					funcName: "stopAllPreview"
				});
				this.oWebControl.JS_HideWnd();
				this.oWebControl.JS_Disconnect().then(() => {
          // 断开与插件服务连接成功
				}, () => {
          // 断开与插件服务连接失败
				});
				this.oWebControl = null;
			}
			this.$emit('close');
		},
    // 选择播放模式事件
    changePlayMode(val) {
      if (val === true) {
        this.playBack();
      } else {
        this.previewClick();
      }
    },
		// 推送消息
		cbIntegrationCallBack(oData) {
			console.log(oData, '推送消息');
		},
		// RSA加密
		setEncrypt (value) {
			/* eslint-disable */
			let encrypt = new JSEncrypt();
			encrypt.setPublicKey(this.pubKey);
			return encrypt.encrypt(value);
		},
		// 初始化监控视频插件
    initPlugin(callback) {
			/* eslint-disable */
			let that = this;
			this.oWebControl = new WebControl({
				szPluginContainer: "playBox",                       // 指定容器id
				iServicePortStart: 15900,                           // 指定起止端口号，建议使用该值
				iServicePortEnd: 15909,
				szClassId: "23BF3B0A-2C56-4D97-9C03-0CB103AA8F11",  // 用于IE10使用ActiveX的clsid
				cbConnectSuccess: function () {                     // 创建WebControl实例成功
					that.oWebControl.JS_StartService("window", {      // WebControl实例创建成功后需要启动服务
						dllPath: "./VideoPluginConnect.dll"             // 值"./VideoPluginConnect.dll"写死
					}).then(function () {                             // 启动插件服务成功
						that.oWebControl.JS_SetWindowControlCallback({  // 设置消息回调
							cbIntegrationCallBack: that.cbIntegrationCallBack
						});
						that.oWebControl.JS_CreateWnd("playBox", that.width, that.playHeight).then(function () {
              // JS_CreateWnd创建视频播放窗口，宽高可设定
							that.init(callback);  // 创建播放实例成功后初始化
						});
					}, function () {
            // 启动插件服务失败
          });
        },
				cbConnectError: function () {
          // 创建WebControl实例失败
					that.oWebControl = null;
					that.playText = '插件未启动，正在尝试启动，请稍候...';
					WebControl.JS_WakeUp("VideoWebPlugin://"); // 程序未启动时执行error函数，采用wakeup来启动程序
					that.initCount++;
					if (that.initCount < 3) {
						setTimeout(function () {
							that.initPlugin();
						}, 3000)
					} else {
						that.playText = '插件启动失败，请检查插件是否安装！<a target="_blank" style="color: #30a8ff;text-decoration: underline;" href="http://xx.com/VideoWebPlugin.zip">下载地址(软件大小：62.7MB)</a>';
					}
				},
				cbConnectClose: function (bNormalClose) {
					// 异常断开：bNormalClose = false
					// JS_Disconnect正常断开：bNormalClose = true
					console.log("cbConnectClose");
          that.handleClose();
					that.oWebControl = null;
				}
			});
		},
		// 获取公钥
		getPubKey (callback) {
			this.oWebControl.JS_RequestInterface({
				funcName: "getRSAPubKey",
				argument: JSON.stringify({
					keyLength: 1024
				})
			}).then((oData) => {
				if (oData.responseMsg.data) {
					this.pubKey = oData.responseMsg.data;
					callback();
				}
			})
		},
    // 初始化监控视频内容
		init(callback) {
			let that = this;
			this.getPubKey(() => {
				////////////////////////////////// 请自行修改以下变量值	////////////////////////////////////
				let appkey = this.appkey;                      // 综合安防管理平台提供的appkey，必填
				let secret = that.setEncrypt(this.secret);     // 综合安防管理平台提供的secret，必填
				let ip = this.ip;                              // 综合安防管理平台IP地址，必填
				let playMode = this.playMode;                  // 初始播放模式：0-预览，1-回放
				let port = 443;                                // 综合安防管理平台端口，若启用HTTPS协议，默认443
				let snapDir = "D:\\SnapDir";                   // 抓图存储路径
				let videoDir = "D:\\VideoDir";                 // 紧急录像或录像剪辑存储路径
				let layout = this.layout;                      // playMode指定模式的布局
				let enableHTTPS = 1;                           // 是否启用HTTPS协议与综合安防管理平台交互，是为1，否为0
				let encryptedFields = 'secret';					   	   // 加密字段，默认加密领域为secret
				let showToolbar = 1;                           // 是否显示工具栏，0-不显示，非0-显示
				let showSmart = 1;                             // 是否显示智能信息（如配置移动侦测后画面上的线框），0-不显示，非0-显示
				let buttonIDs = this.buttonIDs;                // 自定义工具条按钮
				////////////////////////////////// 请自行修改以上变量值	////////////////////////////////////

				that.oWebControl.JS_RequestInterface({
          funcName: "init",
					argument: JSON.stringify({
						appkey: appkey,                            // API网关提供的appkey
						secret: secret,                            // API网关提供的secret
						ip: ip,                                    // API网关IP地址
						playMode: playMode,                        // 播放模式（决定显示预览还是回放界面）
						port: port,                                // 端口
						snapDir: snapDir,                          // 抓图存储路径
						videoDir: videoDir,                        // 紧急录像或录像剪辑存储路径
						layout: layout,                            // 布局
						enableHTTPS: enableHTTPS,                  // 是否启用HTTPS协议
						encryptedFields: encryptedFields,          // 加密字段
						showToolbar: showToolbar,                  // 是否显示工具栏
						showSmart: showSmart,                      // 是否显示智能信息
						buttonIDs: buttonIDs                       // 自定义工具条按钮
					})
				}).then((oData) => {
          // 初始化后resize一次，规避firefox下首次显示窗口后插件窗口未与DIV窗口重合问题
					that.oWebControl.JS_Resize(that.width, that.playHeight);
					if (callback) {
						callback();
					}
				});
			});
		},
		// 视频预览功能
		previewClick() {
			if (!this.oWebControl) {
				return;
			}
			// 如果是回放，重新初始化
			if (this.playMode === 1) {
				this.playMode = 0;
				this.oWebControl.JS_HideWnd();
				this.initPlugin(() => {
					this.previewVideo();
				});
			} else if (this.playMode === 0) {
				this.previewVideo();
			}
		},
    // 视频预览事件
		previewVideo() {
			let cameraIndexCode = this.cameraIndexCode;             // 获取输入的监控点编号值，必填
			let streamMode = 0;                                     // 主子码流标识：0-主码流，1-子码流
			let transMode = 0;                                      // 传输协议：0-UDP，1-TCP
			let gpuMode = 0;                                        // 是否启用GPU硬解，0-不启用，1-启用
			let wndId = -1;                                         // 播放窗口序号（在2x2以上布局下可指定播放窗口）

			this.oWebControl.JS_RequestInterface({
				funcName: "startPreview",
				argument: JSON.stringify({
					cameraIndexCode: cameraIndexCode.trim(),        // 监控点编号
					streamMode: streamMode,                         // 主子码流标识
					transMode: transMode,                           // 传输协议
					gpuMode: gpuMode,                               // 是否开启GPU硬解
					wndId: wndId                                    // 可指定播放窗口
				})
			})
		},
		// 视频回放功能
		playBack() {
			if (!this.oWebControl) {
				return;
			}
			// 如果是预览
			if (this.playMode === 0) {
				this.playMode = 1;
				this.oWebControl.JS_HideWnd();
				this.initPlugin(() => {
					this.backVideo();
				});
			} else if (this.playMode === 1) {
				this.backVideo();
			}
		},
    // 视频回放事件
		backVideo() {
			let cameraIndexCode = this.cameraIndexCode;
			// 前30天
			let date = new Date(new Date().getTime() - 30 * 24 * 60 * 60 * 1000);
			let month = date.getMonth() + 1 < 10 ? ('0' + (date.getMonth() + 1)) : (date.getMonth()+ 1);
			// 开始时间当天00点
			let str = date.getFullYear() + '/' + month + '/' + date.getDate() + ' 00:00:00'
			let startTime = String(parseInt(new Date(str).getTime() / 1000) -  3 * 60 * 60);
			let endTime = String(parseInt(date.getTime() / 1000));
			this.oWebControl.JS_RequestInterface({
				funcName: "startPlayback",
				argument: JSON.stringify({
					cameraIndexCode: cameraIndexCode.trim(),  // 监控点编号
					startTimeStamp: startTime,                // 录像查询开始时间戳，单位：秒
					endTimeStamp: endTime,                    // 录像查询结束时间戳，单位：秒
					recordLocation: 1,                        // 录像存储类型 0-中心存储 1-设备存储
					transMode: 0,                             // 传输协议 ，0-UDP 1-TCP
					gpuMode: 0,                               // 是否开启 GPU 硬解，0-不开启 1-开启
					wndId: -1                                 // 可指定播放窗口
				})
			});
		},
		// 设置窗口裁剪，当因滚动条滚动导致窗口需要被遮住的情况下需要JS_CuttingPartWindow部分窗口
		setWndCover() {
			let iWidth = $(window).width();
			let iHeight = $(window).height();
			let oDivRect = $("#playBox").get(0).getBoundingClientRect();
			let iCoverLeft = (oDivRect.left < 0) ? Math.abs(oDivRect.left) : 0;
			let iCoverTop = (oDivRect.top < 0) ? Math.abs(oDivRect.top) : 0;
			let iCoverRight = (oDivRect.right - iWidth > 0) ? Math.round(oDivRect.right - iWidth) : 0;
			let iCoverBottom = (oDivRect.bottom - iHeight > 0) ? Math.round(oDivRect.bottom - iHeight) : 0;

			iCoverLeft = (iCoverLeft > this.width) ? this.width : iCoverLeft;
			iCoverTop = (iCoverTop > this.playHeight) ? this.playHeight : iCoverTop;
			iCoverRight = (iCoverRight > this.width) ? this.width : iCoverRight;
			iCoverBottom = (iCoverBottom > this.playHeight) ? this.playHeight : iCoverBottom;

			this.oWebControl.JS_RepairPartWindow(0, 0, (this.width + 1), this.playHeight);    // 多1个像素点防止还原后边界缺失一个像素条
			if (iCoverLeft != 0) {
				this.oWebControl.JS_CuttingPartWindow(0, 0, iCoverLeft, this.playHeight);
			}
			if (iCoverTop != 0) {
				this.oWebControl.JS_CuttingPartWindow(0, 0, (this.width + 1), iCoverTop);    // 多剪掉一个像素条，防止出现剪掉一部分窗口后出现一个像素条
			}
			if (iCoverRight != 0) {
				this.oWebControl.JS_CuttingPartWindow(this.width - iCoverRight, 0, iCoverRight, this.playHeight);
			}
			if (iCoverBottom != 0) {
				this.oWebControl.JS_CuttingPartWindow(0, this.playHeight - iCoverBottom, this.width, iCoverBottom);
			}
		},
		// 拖拽窗口
		onmousedown (e) {
      let that = this;
			let cWidth = document.body.clientWidth;
			let cHeight = document.body.clientHeight;
      this.$refs.videoPlayerBox.onmousemove = function (el) {
        let ev = el || window.event;
				ev.preventDefault();
				// 解决点击标题窗口抖动的问题
				if (Math.abs(ev.movementX) === 0 && Math.abs(ev.movementY) === 0) {
					return;
				}
        that.left += ev.movementX;
				that.top += ev.movementY;
				// 顶部不能超出，左侧、右侧、底部可以超出一半
				if (that.top < 0) {
					that.top = 0;
				}
				if (that.top > (cHeight - that.height / 2)) {
					that.top = cHeight - that.height / 2;
				}
				if (that.left < -that.width / 2) {
					that.left = -that.width / 2;
				}
				if (that.left > (cWidth - that.width / 2)) {
					that.left = (cWidth - that.width / 2);
				}
				that.oWebControl.JS_Resize(that.width, that.playHeight);
      }
      this.$refs.videoPlayerBox.onmouseup = function () {
        this.onmousemove = null;
        this.onmouseup = null;
      }
      // 阻止默认事件
      if (e.preventDefault) {
        e.preventDefault()
      } else {
        return false
      }
		},
		onmouseleave(e) {
      // 拖拽过快鼠标划出标题位置，重新拖拽是，鼠标还未移入标题，由于上一次的onmouseup方法没有执行，导致鼠标靠近弹框，弹框移动，解决方法，给onmousemove和onmouseup赋值为null
			this.$refs.videoPlayerBox.onmousemove = null;
			this.$refs.videoPlayerBox.onmouseup = null;
      // 解决拖拽过快，播放器残影问题
			this.oWebControl.JS_Resize(this.width, this.playHeight);
		},
    // 返回事件
    cancel() {
      this.oWebControl.JS_HideWnd();
      this.$router.back();
    },
	},
};
</script>

<style lang="scss" scoped>
// 顶部按钮绝对定位
.formbtn { text-align: right; }
// 数据表格区样式
.show-result { margin-top: 1%; }
/* 菜单样式 */
::v-deep .el-menu {border-right: solid 0px #e6e6e6;}
::v-deep .el-menu-item {height: 36px; font-size: 16px; line-height: 36px;}
/*空状态框架*/
::v-deep .el-empty__image {text-align: center;margin-left: auto;margin-right: auto;}
::v-deep .el-empty__description {color: #AAAAAA;}
// 区域标题样式
.titie-bar {
  width: 4px;
  height: 32px;
  border-radius: 2px;
  background-color: rgba(61, 171, 175, 1);
  margin: 5px 0 5px 0;
}
.titie-bar span {
  color: #0A0A0A;
  width: 80px;
  font-size: 22px;
  line-height: 32px;
  white-space: nowrap;
  overflow-wrap: break-word;
  margin-left: 15px;
}
// 设备状态区域样式
.device-status-panal {
  height: 79.5vh;
  border-radius: 8px;
  background-size: contain;
  background-position: center center;
  background-repeat: no-repeat;
  display: flex;
  flex-direction: column;
}
.status-panal {
  height: 175px;
  border-radius: 8px;
  //box-shadow: 0px 2px 6px 0px rgba(39, 122, 160, 0.09);
  background-size: cover;
  background-position: center center;
  background-repeat: no-repeat;
  display: flex;
  flex-direction: column;
}
.status-titie {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background-color: rgba(61, 171, 175, 1);
  margin: 5px 0 0 5px;
  display: flex;
  flex-direction: column;

  span {
    color: #0A0A0A;
    font-size: 22px;
    white-space: nowrap;
    overflow-wrap: break-word;
    margin-top: -5px;
    margin-left: 20px;
    display: flex;
    flex-direction: column;
  }
}
.status-value {
  text-align: center;
  margin-top: 18%;
  display: flex;
  flex-direction: column;

  span {
    color: rgba(1, 107, 110, 1);
    font-size: 38px;
    white-space: nowrap;
    overflow-wrap: break-word;
    display: flex;
    flex-direction: column;
  }
}
.operate-btn {
  text-align: center;
  button {width: 100%;}
}
</style>
